Dell OptiPlex 780 Support Question
Dell OptiPlex 780 Support Question
Find answers below for this question about Dell OptiPlex 780.Need a Dell OptiPlex 780 manual? We have 6 online manuals for this item!
Question posted by mixh on September 22nd, 2013
Dell 780 Will Not Boot Blinking Lights 1 And 4
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Related Dell OptiPlex 780 Manual Pages
Setup and Features Information Tech Sheet (Desktop, Mini-Tower, Small Form Factor) - Page 1
Dell™ OptiPlex™ 780 Setup and Features Information Tech Sheet
Front and Back View - Desktop
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11 12
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1 optical drive 3 USB 2.0 connectors (2) 5 power button, power light 7 network connectivity light 9 headphone connector
March 2010
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2 optical drive eject button 4 drive activity light 6 diagnostic lights (4) 8 microphone connector 10 Media Card ...
Setup and Features Information Tech Sheet (Desktop, Mini-Tower, Small Form Factor) - Page 4
For additional best practices information, see www.dell.com/regulatory_compliance. Desktop, Mini-Tower, and Small Form Factor
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1 parallel connector 3 link integrity light 5 network activity light 7 line-in/microphone connector 9 VGA connector 11 DisplayPort connector
2 serial connector 4 network connector 6 line-out connector 8 USB 2.0 connectors (6) 10 eSata ...
Setup and Features Information Tech Sheet (Desktop, Mini-Tower, Small Form Factor) - Page 8
... board. one (slimline drive)
Control Lights and Diagnostic Lights
Power button light
Green light - blinking green light indicates sleep state of the computer.
one Small Form Factor -
one
Mini-Tower, Desktop, and Small Form Factor - Solid green light indicates power-on the Dell Support website at support.dell.com/manuals. Blinking amber light indicates a problem with the system...
Setup and Features Information Tech Sheet (Ultra
Small Form Factor) - Page 1
Dell™ OptiPlex™ 780 Ultra Small Form Factor Setup and Features Information Tech Sheet
Front View
1 2 3 4
5 6
1 CD/DVD drive 3 drive activity light 5 network activity light 7 headphone connector 9 USB connectors (2)
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2 power button 4 diagnostic lights (4) 6 WiFi activity light (optional) 8 microphone connector
November 2009
Model: D01U Type: D01U001 About Warnings
WARNING:...
Setup and Features Information Tech Sheet (Ultra
Small Form Factor) - Page 6
.... Blinking blue light indicates that network activity is present.
For information on the diagnostic lights, see the Service Manual available on state; A good 100 Mbps connection exists between the network and the computer. Off (no light) -
Solid blue light indicates power-on the Dell Support website at support.dell.com/manuals. Blue light - Green light - Yellow light...
Service Manual - Page 9
... reading data from or writing data to initialize blinking green - indicates that the computer is in sleep state solid green - indicates that the computer is unable to the hard drive green - indicates that a good connection exists between the network and the computer off (no light) - Desktop Small form factor
PCI Express x1 Mini...
Service Manual - Page 12
...Dell™ OptiPlex™ 780 Service Manual Dell Diagnostics Power Button Light Codes Beep Codes Diagnostic Lights
Dell Diagnostics
When to Utility Partition and press . 4.
When the boot device list appears, highlight Boot to Use the Dell...174; desktop. NOTE: If you see a message stating that you print these procedures before you begin. When the Dell Diagnostics Main...
Service Manual - Page 13
...not display the names of all devices attached to run . The power light states are running the test. Select the Boot from CD-ROM option from the Drivers and Utilities disc, remove the...Run Express Test first to 20 minutes and requires no interaction on the screen.
3. The Dell Diagnostics obtains configuration information for the option you to run . If multiple versions are also ...
Service Manual - Page 14
... is in S0 state, the normal power state of the light at the diagnostic lights for further information. Blinking Amber
Solid Amber
Initial state of beeps that identifies the problem...the computer from completing the boot routine until the indicated condition is probable that can help you identify a faulty component or assembly. Look at the diagnostic lights to be generated during the...
Service Manual - Page 15
... sequence of the same type into your computer. If the problem persists, contact Dell. The diagnostic lights are not lit after the computer successfully boots to identify the problem.
Reseat all cable connections.
When the computer starts normally, the lights flash before booting to install additional memory modules (one module and restart the computer. A possible...
Service Manual - Page 17
... to the boot order stored in the computer. Using the boot menu does not make any changes to the boot order stored in this key, press when the keyboard lights first flash.... left-
Back to Contents Page
System Setup
Dell™ OptiPlex™ 780 Service Manual-Mini-Tower, Desktop, and Small Form Factor
Boot Menu Navigation Keystrokes Entering System Setup System Setup Simulation System ...
Service Manual - Page 28
Back to Contents Page
Floppy Drive
Dell™ OptiPlex™ 780 Service Manual-Desktop
WARNING: Before working inside your computer, read the safety information that shipped with your computer. For additional safety best practices information, see the Regulatory Compliance Homepage at www.dell.com/regulatory_compliance. Follow the procedures in Before Working Inside Your Computer. 2. ...
Service Manual - Page 32
... and then ease the card up and out of its connector on the card-retention latch upwards. 3. Back to Contents Page
Expansion Card(s)
Dell™ OptiPlex™ 780 Service Manual-Desktop
WARNING: Before working inside your computer, read the safety information that shipped with your computer. Follow the procedures in Before Working Inside Your...
Technical Guide - Page 3
DELL™ OPTIPLEX™ 780 TECHNICAL GUIDEBOOK V2.0
MINI TOWER COMPUTER (MT) VIEW
FRONT VIEW 1 Optical Drive (optional)
2 Optical Drive Eject Button 3 Optical Drive Bay
7 Power Button, Power Light
8 Diagnostic Lights (4)
9 Headphone Connector
BACK VIEW 1 Power Connector 2 Back-Panel Connectors 3 Expansion Card Slots (4)
4 Power-Supply Vent 5 Chassis Lock Loop 6 Cover Release Latch
4 ...
Technical Guide - Page 4
DELL™ OPTIPLEX™ 780 TECHNICAL GUIDEBOOK V2.0
DESKTOP COMPUTER (DT) VIEW
FRONT VIEW
1 Optical Drive (optional) 2 Optical Drive Eject Button
7 Network Connectivity Light
8 Microphone Connector
3 USB 2.0 Connectors (2)
9 Headphone Connector
4 Hard Drive Activity Light 10 Media Card Reader (optional)
5 Power Button, Power Light
6 Diagnostic Lights (4)
BACK VIEW 1 Expansion Card ...
Technical Guide - Page 5
DELL™ OPTIPLEX™ 780 TECHNICAL GUIDEBOOK V2.0
SMALL FORM FACTOR COMPUTER (SFF) VIEW
FRONT VIEW
1 Optical Drive (optional) 2 Optical Drive Eject Button
7 Power Button, Power Light
8 Microphone Connector
3 USB 2.0 Connectors (2)
9 Headphone Connector
4 Network Connectivity Light
5 Diagnostic Lights (4)
10 Media Card Reader (optional)
6 Hard Drive Activity Light
BACK VIEW 1 ...
Technical Guide - Page 6
DELL™ OPTIPLEX™ 780 TECHNICAL GUIDEBOOK V2.0
ULTRA SMALL FORM FACTOR COMPUTER (USFF) VIEW
FRONT VIEW
1 Optical Drive 2 Power Button, Power Light 3 Drive Activity Light
7 Headphone Connector 8 Microphone Connector 9 USB Connector 2.0 (2)
4 Diagnostic Lights (4) 5 Network Connectivity Light 6 WiFi Activity Light (optional)
BACK VIEW
1 Network Activity Light 2 Captive Thumbscrew 3 ...
Technical Guide - Page 18
...) IEEE standards compliance (example 802.1P) Hardware Certifications (example FCC, B, GS mark...) Boot ROM Support Network Transfer Mode (example Full Duplex, Half Duplex)
Network Transfer Rate (example ... DT supports low profile card or full height card with optional riser.
DELL™ OPTIPLEX™ 780 TECHNICAL GUIDEBOOK V2.0
AUDIO
INTEGRATED ADI 1984A HIGH DEFINITION AUDIO High Definition...
Technical Guide - Page 19
...IEEE standards compliance (example 802.1P)
Hardware Certifications (example FCC, B, GS mark...)
Boot ROM Support
Network Transfer Mode (example Full Duplex, Half Duplex) Network Transfer Rate (...connection to a Gigabit Ethernet server and network infrastructure is required. DELL™ OPTIPLEX™ 780 TECHNICAL GUIDEBOOK V2.0
COMMUNICATIONS - For high speed transmission, connection to...
Technical Guide - Page 44
DELL™ OPTIPLEX™ 780 TECHNICAL GUIDEBOOK V2.0
BIOS DEFAULTS (CONT.)
Power Management
Maintenance Post Behavior
AC Recovery: Auto On Time: Low Power Mode: Remote Wake Up: Suspend Mode: Fan Control Override:
Service Tag: Asset Tag: SERR Message:
Fast Boot: Numlock LED: POST HotKeys: Keyboard Errors: MEBx HotKey
Power Off Disable Disable Disable S3 Disable...
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